{
  "manageEntity": {
    "action": "Repost",
    "entityId": "755126",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x74bc4904a0fbee3338934b5dbc18b02b0e04eb2b3c4fefd38ed1865d81290ec6",
    "signature": "0xb71ae5b9128716737c916b4747054a0e5f69e96028ce5d927a817b1ef1538e0d484b293c056853d458b03b711cb86dc30e77018b4617d9d160995a60a7bef1fd1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}